Home / 1,850,180.70-2,775,271.05-1,053,019.20

Finding the Fourth Proportional to 1,850,180.70, 2,775,271.05 and 1,053,019.20

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Solution

The fourth proportional to 1,850,180.70, 2,775,271.05 and 1,053,019.20 is: 1,579,528.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850,180.70 : 2,775,271.05 = 1,053,019.20 : x
  2. Step 2: Convert to fraction form
    1,850,180.70/2,775,271.05 = 1,053,019.20/x
  3. Step 3: Cross multiply
    1,850,180.70x = 2,775,271.05 × 1,053,019.20
  4. Step 4: Simplify right side
    1,850,180.70x = 2,922,413,700,854.16
  5. Step 5: Solve for x
    x = 2,922,413,700,854.16/1,850,180.70
  6. Step 6: Final answer
    x = 1,579,528.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.